Storage trunk for a truck bed



FIG. 1 is a perspective view of a storage trunk for a truck bed showing my new design;

FIG. 2 is a front elevational view of the storage trunk;

FIG. 3 is a rear elevational view of the storage trunk;

FIG. 4 is a right side elevational view of the storage trunk;

FIG. 5 is a left side elevational view of the storage trunk;

FIG. 6 is a top view of the storage trunk; and,

FIG. 7 is a bottom view of the storage trunk. 

The ornamental design for a storage trunk for a truck bed, as shown and described. 